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Ultraviolet Absorbent UV-326

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Ultraviolet Absorbent UV-326
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CAS NO: 3896-11-5
Purity: 99%
Melting Point: 137-141
Form: Solid
Brand: LP
Odor: Free Of Odor
High Light:

antioxidant 1010


uv 326

Basic Infomation
Place of Origin: China
Brand Name: Longpu
Model Number: UV-326
Payment & Shipping Terms
Packaging Details: 25KG
Delivery Time: Prompt
Payment Terms: T/T ,L/C
Supply Ability: Prompt
Product Description

 Ultraviolet Absorbent UV-326 for PVC ,SESIN, CAS NO 3896-11-5



Product Name Bumetrizole
Synonyms 2-(3-tert-Butyl-2-hydroxy-5-methylphenyl)-5-chloro-2H-benzotriazole
CAS No. 3896-11-5
EINECS 223-445-4
Molecular Formula C17H18ClN3O
Molecular Weight 315.80
Appearance Light yellow powder
Melting point 144-147 ºC
Assay 98%

UV-326 can be dissolved in such organic solvent such as benzol, touene, phenyethene, etc. It can not be dissolved in water. It can be easily dissolved in som kinds of resin, and it is not sensitive to metal Ions. Under alkalinity, as low volatile, it is not turned int yellow, ca absorb the ultraviolet ray of 270-380nm wavelength effectively. When used with antioxidants, it has cooperative effect. With lower position, it is considered as the world's sagest plastic accretion.



For Polypropylene

ABS: 0.3-0.5 WT% based on polymer weight

PS: 0.2-0.3 WT% based on polymer weight

HIPS: 0.2-0.3WT% based on polymer weight

For high density polyethylene 0.2-0.3WT% based on polymer weight

For polyamine: 0.2-0.3WT% based on polymer weight

For polyester: 0.2-0.3WT% based on polymer weight

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